Logitech 981-000014 H390 USB Computer Headset with Enhanced Digital Audio and In-Line Controls, Noise Canceling Microphone, Padded Headband and Ear Cups, USB-A Connection The incredible Logitech H390 USB Headset features an adjustable padded headband and padded ear pads - making the H390 comfortable to wear. Enjoy crystal clear communication with the noise-canceling microphone that reduces background noise and rotates out of the way when not in use. With plug-and-play USB connectivity, you can simply plug into a PC or Mac without any software required. The H390 also features convenient in-line controls, so you can instantly adjust call volume and/or mute the microphone. The Logitech H390 headset works with common calling applications, including Skype, Yahoo! Messenger and Google voice and video chat.System Requirements: Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10, Mac OS X (10.2.8 or later) and a USB port.Key FeaturesCrystal Clear AudioHandy In-Line ControlsQuality Digital Stereo SoundNoise Canceling MicrophonePadded Headband and Ear CupsUSB-A Connection Compatible SpecificationsInput Impedance: 32 OhmsSensitivity (Headphone): 94dBV/Pa +/- 3 dBSensitivity (Microphone): -17 dBV/Pa +/- 4 dBFrequency Response (Headset): 20 Hz - 20 kHzFrequency Response (Microphone): 100 Hz - 10 kHzConnections: USB-A Compatible (1.1, 2.0, 3.0)Dimensions (HxWxD): 7.87" x 9.65" x 2.83"Cable Length: 7.64 ft (2.33m)Weight: 6.9 oz (0.197 Kg)